"Set with foam pad and active filter carbon ready to use in set for CP e-range • For use in e700 & e900 JBL canister filters • 100 % phosphate-free. • Absorbed materials not re-released. • pH-neutral and neutral conductivity. • Packed in fleece bag, ready to use. • Also suitable for pH levels of about 8 in Malawi and Tanganyika aquariums. • Set contains 2 X Shaped foam pads (20 ppi) & 1 X high capacity active carbon in net bag "